The heart is a pump that constantly supplies the body with oxygen and nutrients via the blood supply. There are four chambers of the heart: a right atrium, a right ventricle, a left atrium and a left ventricle.ith this defect, the blood is trapped on either side of the heart; the blood on the right side mostly stays on the right side, cycling through the lungs and back to the right side, and the blood on the left side mostly stays on the left, cycling through the body and back to the left side.
Plumbers are making $1,500 a day. Most charge callout fee + $80 per hour, way more than most I.T. contractors. There is a shortage in Australia. Computer jobs are being exported to India by the hundreds.
Many of journeyman plumbers earn hourly wages and because the job of a plumber often requires responding to emergencies during non-working hours, many earn overtime wages for working over 40 hours per week. The average hourly rate ranges from $17.35 to $26.29 per hour, corresponding to $36,088 to $54,683 per year.